. >> maybe they are in nestled snug in their beds. get this. you know why? it's the minus 10 degrees now. they are waiting until things warm up. they had to come back to the bay area to work. >> christina loren is here. we know she is here to work. >> yeah, it's really cold out there. the coldest it has been in san francisco where temperatures where fallen. we'll show you where in the city we're tracking those. i wanted to start with this pretty live picture coming in, a clear sky, that's making way to really cold temperatures this morning. that's the basic sky all day long. hazy sunshine and nonetheless temperatures really cold even with full sunshine about all day long. it's cold in the south bay, 27 degrees, 36 degrees in san francisco. break this down for you, city by city, via your microclimate forecast. we're in the 20s now, 21 degrees in petaluma, santa rosa is holding strong at 20, expecting to fall to 19, 18, up there so it's cold. you want to travel cautiously. in san francisco, look at this, forest hills 33 degrees, 33 west portal, 36 in the presi